16840590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 45057600

約数和(自身を除く): 28217010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1489, 1885, 2262, 2978, 3770, 4467, 5655, 7445, 8934, 11310, 14890, 19357, 22335, 38714, 43181, 44670, 58071, 86362, 96785, 116142, 129543, 193570, 215905, 259086, 290355, 431810, 561353, 580710, 647715, 1122706, 1295430, 1684059, 2806765, 3368118, 5613530, 8420295, 16840590]

約数ペア:

[(1, 16840590), (2, 8420295), (3, 5613530), (5, 3368118), (6, 2806765), (10, 1684059), (13, 1295430), (15, 1122706), (26, 647715), (29, 580710), (30, 561353), (39, 431810), (58, 290355), (65, 259086), (78, 215905), (87, 193570), (130, 129543), (145, 116142), (174, 96785), (195, 86362), (290, 58071), (377, 44670), (390, 43181), (435, 38714), (754, 22335), (870, 19357), (1131, 14890), (1489, 11310), (1885, 8934), (2262, 7445), (2978, 5655), (3770, 4467)]